More choices

Once again, I'm going to have a themed vote. This time, all you'll have is a title. You can make up your mind about what it's all about, and no, you can't get any clues.

• The definition of pain II (the original is here)
• The definition of theft
  
• The definition of fast

In the words of the late great Mike Read, "R-r-r-r-r-r-r-runaraaand, naaaaaah"